Security
2 posts
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What AWS KMS costs at scale (2026)
A rotated key costs $3 a month, not $1. And S3 Bucket Keys cut KMS request charges by up to 99% with no code change.
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GuardDuty bills flow logs you never made (2026)
It analyses an independent duplicate stream of VPC Flow Logs, so deleting your own changes nothing. Plus the per-Region trial trap.